This test checks to see if window.localStorage, window.sessionStorage and window.onstorage exist.
window.sessionStorage exists
Storage object sessionStorage has length
Storage object sessionStorage has key
Storage object sessionStorage has getItem
Storage object sessionStorage has setItem
Storage object sessionStorage has removeItem
Storage object sessionStorage has clear
window.sessionStorage == window.sessionStorage: true
window.sessionStorage === window.sessionStorage: true
window.localStorage exists
Storage object localStorage has length
Storage object localStorage has key
Storage object localStorage has getItem
Storage object localStorage has setItem
Storage object localStorage has removeItem
Storage object localStorage has clear
window.localStorage == window.localStorage: true
window.localStorage === window.localStorage: true
window.onstorage exists

